# Carayannis, Elias G. / David F. J. Campbell (2010). Triple Helix, Quadruple Helix and Quintuple Helix and How Do Knowledge, Innovation and the Environment Relate To Each Other? A Proposed Framework for a Trans-disciplinary Analysis of Sustainable Development and Social Ecology. International Journal of Social Ecology and Sustainable Development 1 (1), 41-69.
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# Carayannis, Elias G. / Aris Kaloudis (2009). A Time for Action and a Time to Lead: Democratic Capitalism and a New „New Deal“ for the US and the World in the Twenty-first Century. Japan Economic Currents No. 71 (January 2009), 6-10.download PDF a4 formatdownload PDF letter format